function Constants() {

  //构造函数
  function Constants() {
    return this
  }
  
  //腾讯地图的key
  Constants.prototype.key = "K3VBZ-SGR6X-ROX4P-7IYTP-KPT75-PRBVF";

  return new Constants();
}


module.exports = {
  Constants: Constants
}
